diff --git a/composer.json b/composer.json
index 35e2d37..5917743 100644
--- a/composer.json
+++ b/composer.json
@@ -19,13 +19,13 @@
 	},
 	"require-dev": {
 		"nette/forms": "^3.0",
-		"nette/utils": "^2.3.0 || ^3.0.0",
+		"nette/utils": "^4.0.0",
 		"nikic/php-parser": "^4.13.2",
 		"php-parallel-lint/php-parallel-lint": "^1.2",
 		"phpstan/phpstan-php-parser": "^1.1",
 		"phpstan/phpstan-phpunit": "^1.0",
 		"phpstan/phpstan-strict-rules": "^1.0",
-		"phpunit/phpunit": "^9.5"
+		"phpunit/phpunit": "^10.0"
 	},
 	"config": {
 		"platform": {